Create a 20 different product pages (Landing page) on existing magento site with proper URL

Want to create the product pages with the proper description of the product and URL Page content like the image samples images prices which should connect to the admin panel Description of the product different products under the same category with images *Page should be very lightweight to load *no HTML, CSS & Javascript errors * optimized pages as per gt matrix and other google page speed. - all the parameters of the google page speed should satisfy. * Initially Designs should be submitted to allocate project ....after that initial amount will get released *you have incorporate all the pages on live site Already existing page content should link to its landing page *You have design discount coupon page and implement it Design should be attractive with all product content